Home / 5,589,031.40-8,383,547.10-4,880,443.40

Finding the Fourth Proportional to 5,589,031.40, 8,383,547.10 and 4,880,443.40

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Solution

The fourth proportional to 5,589,031.40, 8,383,547.10 and 4,880,443.40 is: 7,320,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589,031.40 : 8,383,547.10 = 4,880,443.40 : x
  2. Step 2: Convert to fraction form
    5,589,031.40/8,383,547.10 = 4,880,443.40/x
  3. Step 3: Cross multiply
    5,589,031.40x = 8,383,547.10 × 4,880,443.40
  4. Step 4: Simplify right side
    5,589,031.40x = 40,915,427,112,784.14
  5. Step 5: Solve for x
    x = 40,915,427,112,784.14/5,589,031.40
  6. Step 6: Final answer
    x = 7,320,665.10

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.